Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Polar Loop vs. HTC re Grip

 
Flex 2
WSD-F20A
Forerunner 235
Loop
re Grip
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowPolarLoopRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$399$299.99$100$199
Release20162018201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day9 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320215 x 180NA160 x 32
Sizen/a1.32 inches1.23 inchesNA1.8 inches
Touchn/a
TypeLEDLCDMIPLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM2 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables